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Accomodation platform, rig

Челночный вертолет | Эксплуатационное бурение | Aliphatic solvent | Slabbing board | British Gas Corporation (BGC) | Drilling contractor | Wet natural gas | Pinch-out trap | Geothermal gradient | Deadweight tonnage |


a platform or semi-submersible rig that

has been specially built or adapted to

act as a "hotel" for offshore personnel

 

 

Downhole

in a well bore

 

Downhole safety valve

a valve fitted to the production tube of

a well some distance below the sea bed

in order to permit flow to be stopped in

an emergency

 

Spudding in

the process of starting to drill a well by

making a hole in the sea bed using a

large-diameter bit

 

 

Squeeze

an operation whereby cement is injected

under pressure between the casing and

the well bore at a particular depth

Loan capital

capital raised by borrowing money rather

than from retained income or from issuing

shares for sale on the stock market

 

Completion

the process by which a finished well is

either sealed off or prepared for production

by fitting a wellhead

 

 

Sub-sea completion

the process of installing a sub-sea, or

ocean floor, wellhead

 

 

Archimedes Principle

when a body is totally or partially

immersed in a fluid, the apparent loss in

weight is equal to the weight of the displaced

fluid

 

Step out well

a well drilled beyond the proven limits of

a field to investigate a possible extension

to that field, sometimes called an outstep

well

Priming

reference a boiler, a violent, spasmodic

action resulting in the throwing of slugs of

water over with the steam, reference a

pump, preliminary filling of the pump with

liquid to remove vapors, hence eliminating

the tendency to become vapor locked

Gauging

the process of measuring bulk quantities

of liquid The various steps in the

process involve accurate measurement

of volume, temperature, specific gravity

or density, and finally, a calculation of the

volume at a standard temperature

 

 

Back-up

a term used to describe the process

whereby one section of drill pipe is held

stationary using tongs while another section

is screwed out of or into it

Sidetrack drilling

a remedial operation which results in the

creation of a new section of well bore for

the purpose of detouring around "junk",

redrilling a lost hole or straightening key

seats and crooked holes*

Junked

when equipment is lost down a well and

cannot be retrieved economically, the well

is junked, i e plugged and abandoned

Junked well

see junked

Annulus

the name given to the annular space

between the drill string and the well bore

Latch on

to attach elevators to a section of drill pipe

Bundwall

concrete or earth wall surrounding crude

oil or refined product storage tanks

These are designed to hold the tank contents

should the tank rupture or spring a

major leak


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